The letter endorsed by over 670 Mumbaikars seeking scrapping of a cycle track through Sanjay Gandhi National Park, Powai Lake and around Vihar Lake was sent back unopened by the offices of the Chief Minister, the Environment Minister and the Principal Secretary.

The remark on the sticker on the letter sent to CM Uddhav Thackeray and Aaditya Thackeray said 'No Entry', the sticker on the letter to Principal Secretary said 'Not accepted'. The remarks were put up by the courier service.